InsertQuery   (children 3)
 Function file (children 1)
  ExpressionList (children 1)
   Literal \'03147_parquet_memory_tracking.parquet\'
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 1)
     Identifier number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_1
    Set
 Set
